Matrix echelon forms: Difference between revisions
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'''[https://people.sc.fsu.edu/~jburkardt/f_src/row_echelon_integer/row_echelon_integer.html Integer Row Echelon Form]''', or '''IREF''', is, unsurprisingly, any REF which meets an additional ''integer'' constraint, or in other words, that all of its entries are integers. This is still not a sufficiently strict set of constraints to ensure a unique representation. | '''[https://people.sc.fsu.edu/~jburkardt/f_src/row_echelon_integer/row_echelon_integer.html Integer Row Echelon Form]''', or '''IREF''', is, unsurprisingly, any REF which meets an additional ''integer'' constraint, or in other words, that all of its entries are integers. This is still not a sufficiently strict set of constraints to ensure a unique representation. | ||
In the below example, <span><math>n_{ij}</math></span> represents any | In the below example, <span><math>n_{ij}</math></span> represents any integer. | ||
{| class="wikitable" style="text-align: center;" | {| class="wikitable" style="text-align: center;" | ||